Potters Industries Spheriglass® 3000E Solid Glass Spheres

Category	Ceramic , Glass , Oxide , Silicon Oxide , Other Engineering Material , Additive/Filler for Polymer
Manufacturer	Potters Industries
Trade Name	Spheriglass®
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Potters Industries Spheriglass® 3000E Solid Glass Spheres.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Description: Spheriglass® fine solid glass spheres are used as an additive for thermoplastic and thermosetting resin systems. Glass spheres give products many benefits such as:Low Uniform ShrinkageLow WarpageHigh Flexural ModulusHigh Abrasion ResistanceHigh Compressive StrengthIncreased Surface HardnessBetter Stress DistributionThese and other characteristics enable the spheres to be used in a wide range of applications in the automotive, chemical, electronic, industrial, engineering, and photographic industries.Information provided by Potters Industries.

Physical Properties	Metric	English	Comments
Specific Gravity	2.54 g/cc	2.54 g/cc
Bulk Density	1.31 g/cc	0.0475 lb/in³	Untapped; ASTM D 3101-78
	1.60 g/cc	0.0579 lb/in³	Tapped; ASTM D 3101-78
Oil Absorption	18 %	18 %	ASTM D1483
Particle Size	30 - 50 µm	30 - 50 µm	mean value
Particle Mesh Size	325 Mesh	325 Mesh

Mechanical Properties	Metric	English
Hardness, Mohs	6.5	6.5
Modulus of Elasticity	72.4 GPa	10500 ksi
Coefficient of Friction	1.0	1.0

Thermal Properties	Metric	English	Comments
CTE, linear	2.80 µm/m-°C @Temperature 20.0 °C	1.56 µin/in-°F @Temperature 68.0 °F
Softening Point	846 °C	1550 °F

Component Elements Properties	Metric	English
Al2O3	14.5 %	14.5 %
B2O3	8.6 %	8.6 %
CaO	22.5 %	22.5 %
Fe2O3	0.20 %	0.20 %
Free Iron	<= 0.10 %	<= 0.10 %
K2O	0.20 %	0.20 %
MgO	1.2 %	1.2 %
Na2O	0.30 %	0.30 %
SiO2	52.5 %	52.5 %

Electrical Properties	Metric	English
Volume Resistivity	1.00e+13 - 1.00e+16 ohm-cm	1.00e+13 - 1.00e+16 ohm-cm
Dielectric Constant	5.8 @Frequency 1e+6 Hz	5.8 @Frequency 1e+6 Hz
Dissipation Factor	0.0010 @Frequency 1e+6 Hz	0.0010 @Frequency 1e+6 Hz

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